NVIDIA GeForce GTX 980 Mobile vs AMD Radeon RX 6600M
GPU Specs Compare
Graphics Card
Release Date
Sep 2015
May 2021
Generation
GeForce 900M
Mobility Radeon
Type
Mobile
Mobile
Bus Interface
MXM-B (3.0)
PCIe 4.0 x8
Clock Speeds
Base Clock
1064 MHz
2068 MHz
Boost Clock
1140 MHz
2416 MHz
Memory Clock
1753 MHz
1750 MHz
Memory
Memory Size
8GB
8GB
Memory Type
GDDR5
GDDR6
Memory Bus
256bit
128bit
Bandwidth
224.4GB/s
224.0GB/s
Render Config
Shading Units
2048
1792
TMUs
128
112
ROPs
64
64
L1 Cache
48 KB (per SMM)
128 KB per Array
L2 Cache
2 MB
2 MB
Compute Units
-
28
RT Cores
-
28
L3 Cache
-
32 MB
Theoretical Performance
Pixel Rate
72.96 GPixel/s
154.6 GPixel/s
Texture Rate
145.9 GTexel/s
270.6 GTexel/s
FP32 (float)
4.669 TFLOPS
8.659 TFLOPS
FP64 (double)
145.9 GFLOPS
541.2 GFLOPS
FP16 (half)
-
17.32 TFLOPS
Graphics Processor
GPU Name
GM204
Navi 23
GPU Variant
N16E-GXX-A1
-
Architecture
Maxwell 2.0
RDNA 2.0
Foundry
TSMC
TSMC
Process Size
28 nm
7 nm
Transistors
5.2 billion
11.06 billion
Die Size
398 mm²
237 mm²
Board Design
TDP
Unknown
100W
Outputs
Portable Device Dependent
No outputs
Power Connectors
None
None
Graphics Features
DirectX
12 (12_1)
12 Ultimate (12_2)
OpenGL
4.6
4.6
OpenCL
3.0
2.1
Vulkan
1.3
1.3
CUDA
5.2
-
Shader Model
6.7 (6.4)
6.5